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Omega

Omega Speedmaster Professional Moonwatch Apollo 15 35th Anniversary 3366.51.00

The Omega Speedmaster Professional Moonwatch Apollo 15 35th Anniversary (reference 3366.51.00) is a 42 mm stainless steel / red gold watch with a black dial. It runs on the manual caliber 1861 and is water resistant to 50 m. It was made from 2006 to 2007.

Specifications

Case

Reference
3366.51.00
Collection
Speedmaster
Case size
42 mm
Case material
Stainless steel / red gold
Case shape
Round
Crystal
Plexi
Water resistance
50 m

Dial and bezel

Dial
Black
Bezel
Tachymeter

Movement

Movement
Manual
Caliber
1861

Production

Production
2006–2007
Limited edition
1,971 pieces

Dial versions

This reference was made with these dials and finishes.

  • 3366.51.00 Black

    Black

How it compares within the Speedmaster family

Side by side with other references in the same collection, from the catalog.

ReferenceSizeMaterialDialCaliberYears
3366.51.00 (This watch)42 mmStainless steel / red goldBlack18612006–2007
310.30.42.50.04.00142 mmStainless steelWhite38612024–
310.92.44.50.06.00144.25 mmGrey ceramicGrey (skeletonised)38692025–
310.92.44.50.06.00244.25 mmGrey ceramicGrey (skeletonised)—2025–
318.90.45.79.01.00345 mmTitaniumBlack56222022–
332.10.41.51.01.00140.5 mmStainless steelBlack99062022–
332.10.41.51.03.00140.5 mmStainless steelBlue99062022–
522.30.38.50.04.00138 mmStainless steel / ceramicWhite33302025–
522.30.38.50.04.00238 mmStainless steel / ceramicWhite33302025–

About the Speedmaster family

The Speedmaster was introduced in 1957 as a sports chronograph with the tachymeter scale on the bezel. It passed NASA's tests in 1965 and was worn on the Moon in 1969, which is why the hand-wound Professional is known as the Moonwatch. Its movement has gone from the caliber 321 to the 861 and 1861, and in 2021 to the Master Chronometer 3861.

Around the Moonwatch the line includes the Speedmaster Racing, the ceramic Dark Side of the Moon, automatic chronographs, the smaller Speedmaster 38 and many special editions. Dealers check the caliber, the crystal (Hesalite or sapphire), the caseback engraving and the reference, and on vintage pieces look closely at dial, bezel and hands.

Quick answers

What size is the Omega Speedmaster Professional Moonwatch Apollo 15 35th Anniversary 3366.51.00?
The Omega Speedmaster Professional Moonwatch Apollo 15 35th Anniversary 3366.51.00 has a 42 mm case.
What movement does the Omega Speedmaster Professional Moonwatch Apollo 15 35th Anniversary 3366.51.00 use?
It uses the manual caliber 1861.
How water resistant is the Omega Speedmaster Professional Moonwatch Apollo 15 35th Anniversary 3366.51.00?
It is water resistant to 50 metres.
Is the Omega Speedmaster Professional Moonwatch Apollo 15 35th Anniversary 3366.51.00 still in production?
No. It was made until 2007.
When did the Omega Speedmaster Professional Moonwatch Apollo 15 35th Anniversary 3366.51.00 come out?
It was introduced in 2006 and made until 2007.
What is the Omega Speedmaster Professional Moonwatch Apollo 15 35th Anniversary 3366.51.00 made of?
The case is stainless steel / red gold.

Catalog facts checked October 2026.